Predators

Fish have fins and gills, but they don't have necks. That's partly because it would be difficult to swim quickly with a neck that wagged back and forth in the water.

A rare Eurasian lynx scared a wolf off from approaching her kittens in the wilds of the Carpathian Mountains.

The fear of predators may have a surprisingly strong impact on the behavior of their prey, creating cascade effects throughout the food chain.

Sharks are typically thought to lead mostly solitary lives, but new research finds that sand tiger sharks may be a lot more social than once suspected.

By sticking close to a crow that was killed, other crows improve their chances of learning about predator species they need to avoid.

Color-changing cuttlefish have figured out how to turn down their emanating electric fields to hide from sharks and rays. They freeze in place and hold their breath, researchers have found.

How far could T. rex's jaws stretch? A new study has answers about the breaking point for this dinosaur’s bite.

Hummingbirds have a clever strategy to keep their nests safe: They recruit unknowing hawks for home security. Check out these spectacular photos of hummingbirds, hawks and jays.

Fossils of 460-million-year-old eurypterids (sea scorpions) were uncovered underneath the flowing waters of the Upper Iowa River.